Pair this Incarnation creature with any card that doubles or duplicates your +1+1 counters, such as Ozolith, the Shattered Spire, Hardened Scales, etc
To prevent the revelation of the Pharaoh's true name, the clone eventually reveals himself and challenges Yugi to a Shadow Game Duel
There are Red-Eyes Monsters that focus on synergizing with different Monster Types, Burn Cards, and others that just attach themselves to your other cards to give boosts
2 Mold Folk While sacrifice decks are not making waves in the current Pauper metagame, Mold Folk may be just what the archetype needs
In general, I think Asmodeus will sometimes feel like more downside than upside in Limited, but the amount of power he brings Is pretty amazing, though certainly not bomb level