Ryugumon

[Decode "U Lv.5"] (When this Digimon would leave the battle area other than in battle, you may play 1 level 5 blue Digimon card from its digivolution cards without paying the cost.)
[When Digivolving] You may play 1 level 4 or lower blue Digimon card from this Digimon's digivolution cards without paying the cost.
[End of Your Turn] [Once Per Turn] By returning 1 of your Digimon to the bottom of the deck, return 1 of your opponent's Digimon with as high or lower a level as it to the bottom of the deck.
[Rule] Trait: Has [Aquatic] Type.