Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

River Heralds' Boon

1G · Instant

Put a +1/+1 counter on target creature and a +1/+1 counter on up to one target Merfolk.

Similar cards

Color identity:
NameManaTypeText
Voracious Typhon 2GGCreature — Snake Beast Escape—{5}{G}{G}, Exile four other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.) Voracious Typhon escapes with three +1/+1 counters on it. 4/4
Baron Sengir 5BBBLegendary Creature — Vampire Noble Flying Whenever a creature dealt damage by Baron Sengir this turn dies, put a +2/+2 counter on Baron Sengir. {T}: Regenerate another target Vampire. 5/5
Bloodmad Vampire 2RCreature — Vampire Berserker Whenever Bloodmad Vampire deals combat damage to a player, put a +1/+1 counter on it. Madness {1}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) 4/1
Heirs of Stromkirk 2RRCreature — Vampire Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.) Whenever Heirs of Stromkirk deals combat damage to a player, put a +1/+1 counter on it. 2/2
A-The One Ring 4Legendary Artifact Indestructible When The One Ring enters the battlefield, if you cast it, you gain protection from everything until your next turn. At the beginning of your upkeep, you lose 1 life for each burden counter on The One Ring. {1}, {T}: Put a burden counter on The One Ring, then draw a card for each burden counter on The One Ring.
Mausoleum Harpy 4BCreature — Harpy Flying Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Whenever another creature you control dies, if you have the city's blessing, put a +1/+1 counter on Mausoleum Harpy. 3/3
Proft's Eidetic Memory 1ULegendary Enchantment When Proft's Eidetic Memory enters the battlefield, draw a card. You have no maximum hand size. At the beginning of combat on your turn, if you've drawn more than one card this turn, put X +1/+1 counters on target creature you control, where X is the number of cards you've drawn this turn minus one.
Passageway Seer 3BCreature — Tiefling Warlock Lifelink When Passageway Seer enters the battlefield, you take the initiative. At the beginning of your end step, if you have the initiative, put a +1/+1 counter on Passageway Seer. 2/2
Pako, Arcane Retriever 3RGLegendary Creature — Elemental Dog Partner with Haldan, Avid Arcanist Haste Whenever Pako, Arcane Retriever attacks, exile the top card of each player's library and put a fetch counter on each of them. Put a +1/+1 counter on Pako for each noncreature card exiled this way. 3/3
Karok Wrangler 4GCreature — Elf Druid Magecraft — Whenever you cast or copy an instant or sorcery spell, put a +1/+1 counter on target creature you control. 3/3
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