Geron, Peaceful Huntsman

Payback 4 (Whenever another creature deals combat damage to this creature, this creature deals 4 damage
to that creature.)
Creatures can't attack unless their controller pays {1} for each attacking creature they control.
Whenever a creature you control attacks, create a
1/1 blue Elf creature token with "This creature
can't be blocked." that's tapped and attacking.