Esper Sentinel [Modern Horizons 2] Tool but I believe a more

but I believe a more mundane power source might suffice

Set: Outsiders Finish: Cold Foil Type: Equipment Subtype: Arms Rarity: Legendary Class: Assassin / Ninja Once per Turn Attack Reaction -- 0: Target dagger you control that isn't on the active chain link deals 1 damage to target hero

Set: Part the Mistveil Finish: Rainbow Foil Type: Action Subtype: Attack Rarity: Majestic Class: Mystic Cost: 1 Power: 3 When this attacks

Set: EX: Crystal Guardians Type: Fire

Esper Sentinel [Modern Horizons 2] Tool but I believe a moreSet: Modern Horizons 2 Type: Artifact Creature Human Soldier Rarity: Rare Cost: {W} Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power. The more Esper changes, the more he refuses to.