Living Artifact [30th Anniversary Edition] Basic Psychic Energy if your Leader Card is

if your Leader Card is yellow or a "Slug's Army" card and you discard this card from your hand : Play up to 1 "Slug's Army" card with an energy cost of 1 from your deck

Set: Base Set Shadowless Unlimited Type: Fighting Rarity: Holo Rare Retreat cost: Colorless

Set: World Championship Decks 2000 Type: Artifact Creature — Construct Rarity: Rare Cost: {3} {T}: Reveal any number of artifact cards in your hand

All Necrons bear the mark of the Triarch

Set: Commander Legends Type: Instant Rarity: Rare Cost: {3}{W} Choose one

Living Artifact [30th Anniversary Edition] Basic Psychic Energy if your Leader Card isSet: 30th Anniversary Edition Type: Enchantment Aura Rarity: Rare Cost: {G} Enchant artifact Whenever you're dealt damage, put that many vitality counters on Living Artifact. At the beginning of your upkeep, you may remove a vitality counter from Living Artifact. If you do, you gain 1 life.