Herald of Secret Streams [Ixalan] XY104 Set: Judgment of the Light

Set: Judgment of the Light Card type: Xyz/Effect Monster Rarity: Ultimate Rare Attack: 3000 Defense: 1500 4 level 5 monsters When this card is Special Summoned: You can target 1 Spell/Trap Card on the field

If you control a face-up "Worm Yagan"

Set: Battle of Chaos Card type: Ritual/Effect Monster Rarity: Starlight Rare Attack: 2100 Defense: 2500 You can Ritual Summon this card with "Chaos Form"

{T}: Add {B} for each basic Swamp you control

Take control of it until the End Phase

Herald of Secret Streams [Ixalan] XY104 Set: Judgment of the LightSet: Ixalan Type: Creature Merfolk Warrior Rarity: Rare Cost: {3}{U} Creatures you control with +1 +1 counters on them can't be blocked. "You might as well try to stop the waterfall."