Skills:
  - delay 20
  - damage{a=1;ia=true;repeat=4;repeatInterval=20} @self{targetself=true;targetplayers=true}
  - effect:particles{p=block_crack;m=redstone_block;a=10;hs=0.4;vs=0.2;yOffset=1;speed=0.2;repeat=4;repeatInterval=20} @self
  - effect:sound{s=block.slime_block.break;v=4;p=0;repeat=4;repeatInterval=20} @self
 
#==== stomp ======