Infinite colored mana, Infinite colorless mana, Infinite creature tokens with haste, Infinite ETB
Activate Ardoz by paying , creating a 1/1 Goblin creature token with haste.
The Goblin enters the battlefield, triggering Ardoz and Mana Echoes.
Resolve the Ardoz trigger, giving the Goblin +2/+0 until end of turn.
Resolve the Mana Echoes trigger, adding for each Goblin you control.
Activate Signpost Scarecrow by paying , adding .
Repeat.
Component Cards
How It Works
Activate Ardoz by paying , creating a 1/1 Goblin creature token with haste.
The Goblin enters the battlefield, triggering Ardoz and Mana Echoes.
Resolve the Ardoz trigger, giving the Goblin +2/+0 until end of turn.
Resolve the Mana Echoes trigger, adding for each Goblin you control.
Activate Signpost Scarecrow by paying , adding .
Repeat.