Splash Lasher is a uncommon Creature — Frog Wizard card from Bloomburrow (BLB), collector number 73. Current market price: $0.23 (foil $0.32), TCGplayer market prices via Scryfall.
Offspring {1}{U} (You may pay an additional {1}{U} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) When this creature enters, tap up to one target creature and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)