Eria the Water Charmer, Gentle [ETCO-EN055] Starlight Rare Remote Duel Promos or 1 Spell/Trap that mentions

or 1 Spell/Trap that mentions "Dark Magician"

-Missing period between IL

your opponent randomly picks 1 for you to add to your hand

then Special Summon 1 Dinosaur-Type monster from your GY in Defense Position

Eria the Water Charmer, Gentle [ETCO-EN055] Starlight Rare Remote Duel Promos or 1 Spell/Trap that mentionsSet: 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