Keyword: Haste

Trample, haste
Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Haste (This creature can attack and as soon as it comes under your control.)
Magnivore’s power and toughness are each equal to the number of sorcery cards in all graveyards.

Haste (This creature can attack and as soon as it comes under your control.)
: Kamahl, Pit Fighter deals 3 damage to any target.

Haste
If Pardic Firecat is in a graveyard, effects from spells named Flame Burst count it as a card named Flame Burst.

Kicker (You may pay an additional as you cast this spell.)
Trample, haste
At the beginning of the end step, if Skizzik wasn’t kicked, sacrifice it.

Flying, haste
Whenever Blazing Specter deals combat damage to a player, that player discards a card.

Haste
Minotaur Tactician gets +1/+1 as long as you control a white creature.
Minotaur Tactician gets +1/+1 as long as you control a blue creature.

Flying, vigilance, haste

Haste (This creature can attack and as soon as it comes under your control.)
When Goblin Ringleader enters the battlefield, reveal the top four cards of your library. Put all Goblin cards revealed this way into your hand and the rest on the bottom of your library in any order.

Haste (This creature can attack and as soon as it comes under your control.)

Haste (This creature can attack and as soon as it comes under your control.)

Haste (This creature can attack and as soon as it comes under your control.)

Trample (This creature can deal excess combat damage to the player or planeswalker it’s attacking.)
Haste (This creature can attack and as soon as it comes under your control.)
At the beginning of the end step, sacrifice Ball Lightning.

Flash
Haste

Flying, haste
Whenever Blazing Specter deals combat damage to a player, that player discards a card.

Kicker (You may pay an additional as you cast this spell.)
Trample, haste
At the beginning of the end step, if Skizzik wasn’t kicked, sacrifice it.

Haste
Halam Djinn gets -2/-2 as long as red is the most common color among all permanents or is tied for most common.

Haste (This creature can attack and as soon as it comes under your control.)

Haste

Haste (This creature can attack and as soon as it comes under your control.)

Trample (This creature can deal excess combat damage to the player or planeswalker it’s attacking.)
Haste (This creature can attack and as soon as it comes under your control.)
At the beginning of the end step, sacrifice Ball Lightning.

Flash
Haste

Haste
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Avalanche Riders enters the battlefield, destroy target land.

Haste
When Shrieking Mogg enters the battlefield, tap all other creatures.

Flying, haste