Shellmon BT22-021-C

Effect: ＜Decode (Lv.3 w/[Aqua]/[Sea Animal] in any trait)＞ (When this Digimon would leave the battle area other than in battle, you may play 1 Level 3 Digimon card with [Aqua] or [Sea Animal] in any of its traits from its digivolution cards without paying the cost.) [On Play] [When Digivolving] You may place 1 level 5 or lower Digimon card with [Aqua] or [Sea Animal] in any of its traits from your hand as any of your Digimon’s bottom digivolution card.

Inherited Effect: ＜Jamming＞ (This Digimon can’t be deleted in battles against Security Digimon.)