Psionic Blast

Psionic Blast deals 4 damage to any target and 2 damage to you.

Su-Chi

Mind Bomb

Each player may discard up to three cards. Mind Bomb deals damage to each player equal to 3 minus the number of cards they discarded this way.

Psychic Venom

Enchant land
Whenever enchanted land becomes tapped, Psychic Venom deals 2 damage to that land's controller.

Mishra's Factory

{T}: Add {C}.
{1}: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.
{T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

Icy Manipulator

{1}, {T}: Tap target artifact, creature, or land.

Braingeyser

Flying Men

Azure Drake

Twiddle

You may tap or untap target artifact, creature, or land.

Island

Unstable Mutation

Enchant creature
Enchanted creature gets +3/+3.
At the beginning of the upkeep of enchanted creature's controller, put a -1/-1 counter on that creature.