#Testing Accelerated Mutation. Target is a Grizzly Bears.
#It should get +4/+4 because of Giant Mantis on your battlefield.
[INIT]
COMBATATTACKERS
[PLAYER1]
hand:Accelerated Mutation
inplay:Grizzly Bears,Giant Mantis
manapool:{3}{G}{G}
[PLAYER2]
life:20
[DO]
Accelerated Mutation
Grizzly Bears
Grizzly Bears
next
#blockers 
next
#combatdamage 2
next
#endofcombat 2
[ASSERT]
COMBATEND
[PLAYER1]
inplay:Grizzly Bears,Giant Mantis
graveyard:Accelerated Mutation
manapool:{0}
[PLAYER2]
life:14
[END]