1x1x1x1, Death of Roblox

Toxic 1
Mass Infection— Pay {b}{b}{g}, 1x1x1x1 deals 3 damage to 1 creature OR splits 3 damage across up to 3 creatures.
Entangle— Pay {b}{u}, Tap target creature an opponent controls. Put a stun counter on it.
Unstable Eye— Pay {u}{u}, Reveal target opponent's hand and select a card. When target opponent plays the selected card, draw a card and take 3 damage.
Rejuvenate the Rotten{line} Pay {b}{b}{b}{b}, Return target creature from your graveyard to the batt