When this card is Tribute Summoned, Special Summon 1 "Ice Coffin Token" (Aqua-Type/WATER/Level 1/ATK 1000/DEF 0) in Attack Position to your opponent's side of the field. This Token cannot be Tributed for a Tribute Summon.
Special Summons Tokens / Special Summons to your opponent's field
This is an interesting card actually.
It summons a token on your opponent's side of the field that cannot be tributed for a tribute summon, and Level 1/Water/Aqua isn't that useful as material nowadays, so it potentially clog 1 of your opponent's monster zones.