Requires

Twilight Drover must be on the battlefield. Illusionist's Bracers must be on the battlefield. Ashnod's Altar must be on the battlefield. Chromatic Orrery must be on the battlefield. Illusionist's Bracers attached to Twilight Drover. Twilight Drover has at least one +1/+1 counter on it. Mana needed:

Steps

1. Activate Twilight Drover by paying and removing a +1/+1 counter from it.
2. Illusionists's Bracers triggers, copying Twilight Drover's ability.
3. Resolve both Twilight Drover abilities, creating four 1/1 Spirit creature tokens.
4. Activate Ashnod's Altar twice by sacrificing two Spirits, adding .
5. When the Spirits die, Twilight Drover triggers twice, putting two +1/+1 counters on it.
6. Repeat.

Results