$0.10
Impetuous Protege 
Creature — Human Warrior
Battlebond Uncommon
Partner with Proud Mentor (When this creature enters the battlefield, target player may put Proud Mentor into their hand from their library, then shuffle.)
Whenever Impetuous Protege attacks, it gets +X/+0 until end of turn, where X is the greatest power among tapped creatures your opponents control.
Whenever Impetuous Protege attacks, it gets +X/+0 until end of turn, where X is the greatest power among tapped creatures your opponents control.
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#19a — Illus. Jakub Kasper