Eria the Water Charmer, Gentle (Starlight Rare) (ETCO-EN055) [Eternity Code] KWBP you'll understand why

you'll understand why

this card's ATK becomes 3000 until the End Phase of this turn

you can Special Summon 1 Level 4 or lower X-Saber monster from your Deck

where X is the number of Rats you control

If you don't control one

Eria the Water Charmer, Gentle (Starlight Rare) (ETCO-EN055) [Eternity Code] KWBP you'll understand whySet: Eternity Code Card type: Link Effect Monster Rarity: Starlight Rare Attack: 1850 2 monsters, including a WATER monster (This card is always treated as a "Familiar Possessed" card.) You can target 1 WATER monster in your opponent's GY; Special Summon it to your zone this card points to. If this Link Summoned card is destroyed by battle, or is destroyed by an opponent's card effect while in its owner's Monster Zone: You can add 1 WATER monster with