Summonstone Heartshard

RAct: On hit, get PB+4 AC till your EOT.
BAct: Summon friendly elemental max CR 4
. +1 fire charge: +PB Magma Mephits
. +1 water charge: +PB Mud Mephits
. +1 air charge: +PB Dust Mephits
Act: Catch/Release earth bases elemental
. max CR 4
Magma Mephit, Fire Snake, Azer, Gargoyle,
Flail Snail, Blistercoil Weird