Create a token that's a copy of one of those creatures, except its power is equal to the total power of those creatures, its toughness is equal to the total toughness of those creatures, and it's a colorless Eldrazi creature
Notice that it's any permanent: You can bounce anything back to hand, from a scary attacker, a troublesome enchantment, or even some utility land
Stacking auras, equipment, and counters on creatures like Serra Ascendant and Otharri, Suns' Glory lets you deal incredible amounts of damage without worrying about losing on the crackback
It leans harder into the ping theme, and it makes use of some established Pauper artifact powerhouses
I imagine copying Apple of Eden, Isu Relic with Mishra, Eminent One will be infuriating to play against, so Im in