Oh, the lovely Magicians!

Magician of the Lovely Fate
*4 Spellcaster/Effect Light 1500/500
When this card is sent from the field to the graveyard, add 1 Quick-play spell card from your graveyard to your hand. When a level 4 or lower Spellcaster-type monster is special summoned, you can special summon this card from your hand.

Magician of the Wonderful Dream
*4 Spellcaster/Effect Light 1000/1000
When this card is Normal Summoned, if you have more than 4 quick-play spell cards in your graveyard, you can add 1 quick-play spell card from your deck to your hand, then shuffle 3 Quick-play Spell cards from your graveyard to the deck. Once per turn, you can discard 1 Quick-play spell card to add 1 level 4 or lower spellcaster-type monster from your deck or banished pile. Spell cards added to the hand by this card's effect cannot be activated more than once per turn and can only be activated if you control a face-up Spellcaster-type monster.

Magician of the Beautiful Life
*4 Spellcaster/Effect Light 500/1500
You can send 2 Quick-play spell cards from your deck to your graveyard to special summon 1 spellcaster-type monster from your hand. This effect of "Magician of Beautiful Life" can only be activated once per turn. When a Quick-play spell card you control is activated, you can discard 1 Spellcaster-type monster from your hand to add a Quick-play spell card from your deck to your hand. During the turn you activated either of this card's effect, you cannot conduct your battle phase, and you cannot special summon any monster, except Spellcaster-type monster. Spell cards added to the hand by this card's effect cannot be activated more than once per turn and can only be activated if you control a face-up Spellcaster-type monster.

Magician's Book of Secrets
Quick-play spell card
Activate only if you control a Spellcaster-type monster. Add 1 Quick-play spell card from your graveyard to your hand. You can only activate 1 "Magician's Book of Secrets" per turn.

Magician's Awakening
Quick-play Spell Card
Activate only if you control a Spellcaster-type monster. Add 1 level 4 or lower Spellcaster-type monster from your graveyard to your hand, then send 1 Spellcaster-type monster and 1 quick-play spell card from your deck to your graveyard. You can only activate 1 "Magician's Awakening" per turn.

Magician's Gateway of Mysteries
Quick-play Spell Card
Activate only if you control a Spellcaster-type monster. Pay 2000 life points. During the end phase of the turn this card is activated, for every 2 spell cards other than this card activated this turn, add 1 level 4 or lower Spellcaster-type monster from your deck to your hand. You cannot add monsters with the same name with this effect. You can only activate 1 "Magician's Gateway of Mysteries" per turn.

Magician's Starlight Observatory
Field Spell Card
If a player control a Spellcaster-type monster, once per turn they can activate one of the following effects:
- Shuffle 3 different Quick-play spell cards from your graveyard to your deck. Draw 1 card, then send a level 4 or lower Spellcaster-type monster from your deck to the graveyard
- Discard 1 Quick-play spell card. Send 2 Quick-play spell cards from your deck to the graveyard, then special summon 1 level 4 or lower Spellcaster-type monster from your graveyard.
When this card is destroyed, add 1 level 4 or lower Spellcaster-type monster from your deck to your hand. During the turn a player activated any of this card's effect, the player cannot conduct their battle phase, and they cannot special summon any monster, except Spellcaster-type monster.

Visionary Magician of the Perfect World
Rank 4 Spellcaster/Xyz/Effect Light 2500/2000
2 level 4 Spellcaster-type monster
When this card is Xyz Summoned, set 1 Quick-play spell card from your graveyard to your side of the field. When a rank/level 4 or lower Spellcaster-type monster would be destroyed by a card effect you can detach 1 Xyz material from this card instead. When a Xyz material is detached from this card, send 1 Spell/Trap card on the field to the graveyard, then discard 1 card. When an opponent card effect is activated when this card has no Xyz material, send this card to the graveyard. Spell cards set by this card's effect cannot be activated more than once per turn and can only be activated if you control a face-up Spellcaster-type monster.

Visionary Martyr, Ray of Harmonious World
Rank 5 Spellcaster/Xyz/Effect Light 2600/2000
3 level 5 Spellcaster-type monsters
When this card in your possession is destroyed by your opponent's card (either by battle or by card effect): Shuffle all spell/trap cards from the field and the graveyard to their owner's deck. During the turn a player activated any of this card's effect, the player cannot conduct their battle phase, and they cannot special summon any monster, except Spellcaster-type monster. If a "Magician" Spellcaster-type monster is attached to this card as an Xyz Material, this card gains this effect.
● Once per turn: If you control another face-up Spellcaster-type monster, you can either discard 1 card and detach 1 of this card's Xyz material or discard 1 Quick-play spell card to negate the special summon or the effect of a monster, and return it to the bottom of the deck.

Heartbeat of the Fake Deity
Quick-play Spell Card
Activate only if you control exactly 1 Xyz monster. Target 1 face-up Xyz Monster you control; Xyz Summon 1 Xyz monster monster with the same Type, attribute, and 1 Rank higher than that target, using the target as the Xyz Material (Xyz Materials attached to that monster also become Xyz Materials on the new Xyz Monster), then, send 1 non-Xyz monster on the field to the graveyard.

temporary fix's

Bump with heavy balancing to the cards.

bump with several minor edits post playtesting.