Mikaeus, the Unhallowed + Mindless Automaton + Doubling Season + 1 more
Infinite card draw, Infinite draw triggers, Near-infinite colorless mana, Near-infinite death triggers, Near-infinite ETB, Near-infinite LTB, Near-infinite sacrifice triggers
Activate Mindless Automaton's second ability by removing two +1/+1 counters from it, causing you to draw a card.
Repeat step 1 until Mindless Automaton has zero +1/+1 counters on it.
Activate Ashnod's Altar by sacrificing Mindless Automaton, adding .
Mindless Automaton dies, triggering its undying ability, returning it from your graveyard to the battlefield with a total of six +1/+1 counters on it.
Repeat.
Component Cards
How It Works
Activate Mindless Automaton's second ability by removing two +1/+1 counters from it, causing you to draw a card.
Repeat step 1 until Mindless Automaton has zero +1/+1 counters on it.
Activate Ashnod's Altar by sacrificing Mindless Automaton, adding .
Mindless Automaton dies, triggering its undying ability, returning it from your graveyard to the battlefield with a total of six +1/+1 counters on it.
Repeat.