The Monster in the Mirror is Me?
Ice Doll
Level 2 WATER Spellcaster Effect Monster
ATK 800
DEF 1000
You can only use this card name’s (1)st, (2)nd, and (3)rd effects once per turn each.
You cannot Special Summon during the turn you activate any of this card name’s effects, except WATER monsters.
(1) You can discard 1 other WATER monster; Special Summon this card from your hand.
(2) If this card is Normal or Special Summoned: You can add 1 WATER Spellcaster monster from your Deck to your hand.
(3) If this card is sent from the field to the GY: You can add 1 “Ice Doll Mirror” from your Deck to your hand.
Ice Doll Mirror
Normal Spell Card
You can only use this card name’s (1)st and (2)st effects once per turn each.
(1) Send 1 WATER monster from your hand or face-up field to the GY; Special Summon 1 monster with the same name as a WATER monster you control from your hand or Deck. For the rest of the turn after this card resolves, you cannot Special Summon monsters, except WATER monsters.
(2) You can banish this card from your GY; add 1 “Ice Doll” from your Deck or GY to your hand.
Gokkan no Hyouchuu (Twin Pillars of Ice)
Quick-Play Spell Card
You can only use this card name’s (1)st and (2)nd effects once per turn each.
(1) Special Summon 2 “Ice Pillar Tokens” (Aqua/WATER/Level 4/ATK 900/DEF 1200) in Defense Position. For the rest of the turn after this card resolves, you cannot Special Summon from the Extra Deck.
(2) You can banish this card from your GY; immediately after this effect resolves, Normal Summon 1 WATER monster.
Source: The Official Website