Goblin spells you cast cost {1} less to cast. Goblins you control have haste.
When Siege-Gang Commander enters, create three 1/1 red Goblin creature tokens. {1}{R}, Sacrifice a Goblin: Siege-Gang Commander deals 2 damage to any target.
{T}: Add one mana of any color. Tap an untapped legendary creature you control: Add one mana of any color.
Flying You may reveal the first card you draw each turn as you draw it. Whenever you reveal an instant or sorcery card this way, copy that card and you may cast the copy. That copy costs {2} less to cast. When God-Eternal Kefnet dies or is put into exile from the battlefield, you may put it into its owner’s library third from the top.
+1: Untap two target lands. −1: Create a 3/3 green Beast creature token. −4: Creatures you control get +3/+3 and gain trample until end of turn.
Flying Whenever you draw a card, Niv-Mizzet, the Firemind deals 1 damage to any target. {T}: Draw a card.
When Eternal Witness enters, you may return target card from your graveyard to your hand.
Flying Whenever you cast an instant or sorcery spell that targets a creature you control, exile that card instead of putting it into your graveyard as it resolves. If you do, return it to your hand at the beginning of the next end step.
All Slivers have “When this permanent enters, destroy target artifact or enchantment.”
When you cast this spell, return all cards named Demigod of Revenge from your graveyard to the battlefield. Flying, haste
{2}{W}{U}: Exile target creature. Return that card to the battlefield under its owner’s control at the beginning of the next end step.
Whenever you sacrifice an artifact or creature, put a +1/+1 counter on Ravenous Squirrel. {1}{B}{G}, Sacrifice an artifact or creature: You gain 1 life and draw a card.
Draw a card. You may put a land card from your hand onto the battlefield.
Deathtouch Revolt — Narnam Renegade enters with a +1/+1 counter on it if a permanent you controlled left the battlefield this turn.