guilds of ravnica card sleeves DRAGON SHIELD: MAGIC THE GATHERING: GUILDPACT SERIES: MATTE DUAL ART (STANDARD SIZE LICENSED SLEEVES): CULT RAKDOS (100CT) Magic the Gathering: Guilds of

The Cloud, Midgar Mercenary card also doesnt really fit the narrative here, but it does have deliberate synergy with the Buster Sword, allowing you to search your deck for an equipment card, and his abilities also double-trigger (kind of like the Double Cut materia!)

Nothing with Blue qualifies

Thats more than most Pokmon have of regular cards

Cloud of Darkness Rarity: Uncommon TYPE: Legendary Creature SUBTYPE: Avatar CMC: 5 Mana cost: USD: $0.13 EUR: 0.08 TIX: 0.03 EDHREC RANK: 16858 (3/3) Flying Particle Beam When Cloud of Darkness enters, target creature an opponent controls gets -X/-X until end of turn, where X is the number of permanent cards in your graveyard