The World Tree [Kaldheim Promos]Set: Kaldheim Promos Type: Land Rarity: Rare The World Tree enters the battlefield tapped. {T}: Add {G}. As long as you control six or more lands, lands you control have "{T}: Add one mana of any color." {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {T}, Sacrifice The World Tree: Search your library for any number of God cards, put them onto the battlefield, then shuffle your library.

Sacrifice Mirror Universe: Exchange life totals with target opponent

you can add 1 "Blackwing" monster from your Deck to your hand that has less ATK than that monster

This card's name becomes "Harpie Lady" while on the field or in the GY

Set: Limited Edition Alpha Type: Enchantment — Aura Rarity: Uncommon Cost: {2}{U}{U} Enchant artifact

enchantments

its ATK becomes half its current ATK

”- Disa the Restless

no foe could slow Bartel's charge

Set: Collectors’ Edition Type: Artifact Rarity: Rare Cost: {2} Whenever a land enters the battlefield

You can Special Summon 1 "Blue-Eyes White Dragon" from your hand or your Deck by offering this card as a Tribute during your Main Phase

Tribute 1 monster and Special Summon 1 Spellcaster-Type monster from your hand

then sacrifices all creatures they control