Moritte of the Frost | Omarthis, Ghostfire Initiate

Cards

Cast
Moritte of the Frost by paying plus commander tax (if applicable).
Choose to have
Moritte of the Frost enter the battlefield as a copy of
Omarthis with two +1/+1 counters on it.
Omarthis's first triggered ability triggers, putting a +1/+1 counter on itself.
Moritte of the Frost triggers, putting a +1/+1 counter on itself.
Repeat from step 3 any number of times.
End the loop by declining to put a +1/+1 counter on one of your creatures.
Warning:
Omarthis's last ability can increase the risk of losing by drawing from an empty library if you place enough counters on them.

Bracket tag

OddballBracket 2-3+

Probably 2 or 3, but hard to classify

Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.

Popularity

decks on EDHREC

Variants

the only variant of this combo

Salt

Too few votes

How unfun this combo is to play against, from 0 to 4, as voted by Commander Spellbook users. Scores are refreshed every couple of hours.