Kird Ape

Kird Ape gets +1/+2 as long as you control a Forest.

Granite Gargoyle

Flying
{R}: Granite Gargoyle gets +0/+1 until end of turn.

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.

Braingeyser

Regrowth

Return target card from your graveyard to your hand.

Tropical Island

Ball Lightning

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Haste (This creature can attack and {T} as soon as it comes under your control.)
At the beginning of the end step, sacrifice Ball Lightning.

Dancing Scimitar

Flying (This creature can't be blocked except by creatures with flying or reach.)

Serendib Efreet

Flying
At the beginning of your upkeep, Serendib Efreet deals 1 damage to you.

Power Sink

Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.

Giant Growth

Target creature gets +3/+3 until end of turn.

Ornithopter

Flying Men

Volcanic Island

Phantasmal Forces

Flying
At the beginning of your upkeep, sacrifice Phantasmal Forces unless you pay {U}.

Orcish Oriflamme

Attacking creatures you control get +1/+0.

Counterspell

Cockatrice

Flying
Whenever Cockatrice blocks or becomes blocked by a non-Wall creature, destroy that creature at end of combat.

Taiga

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Pendelhaven

{T}: Add {G}.
{T}: Target 1/1 creature gets +1/+2 until end of turn.

Meekstone

Creatures with power 3 or greater don't untap during their controllers' untap steps.

Ivory Tower

At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4.

Wall of Ice

Kormus Bell

All Swamps are 1/1 black creatures that are still lands.

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.