Saheeli, the Sun's Brilliance + Mana Echoes + Village Bell-Ringer + Stonework Packbeast
Saheeli, the Sun's Brilliance
Mana Echoes
Village Bell-Ringer
Stonework Packbeast
Infinite creature ETBInfinite colored manaInfinite colorless manaInfinite creature tokens with hasteInfinite untap of creatures you control
How it works
Activate Saheeli by paying and tapping it, creating a token copy of Village Bell-Ringer with haste.
When the token Village Bell-Ringer enters the battlefield, it and Mana Echoes trigger.
Resolve the Village Bell-Ringer trigger, untapping all creatures you control.
Holding priority, if you control less than four creatures that share a creature type with Village Bell-Ringer, repeat steps 1 through 3 one additional time.
Resolve all Mana Echoes triggers, adding C for each creature you control that shares a creature type with Village Bell-Ringer for each trigger resolved this way.
Activate Stonework Packbeast twice by paying 4, adding .