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
Elvish Handservant GCreature — Elf Warrior Whenever a player casts a Giant spell, you may put a +1/+1 counter on Elvish Handservant. 1/1
Mild-Mannered Librarian GCreature — Human {3}{G}: Mild-Mannered Librarian becomes a Werewolf. Put two +1/+1 counters on it and you draw a card. Activate only once. 1/1
Wildcall XGGSorcery Manifest the top card of your library, then put X +1/+1 counters on it. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
Mysterious Pathlighter 2WCreature — Faerie Flying Each creature you control that has an Adventure enters the battlefield with an additional +1/+1 counter on it. (It doesn't need to have gone on the adventure first.) 2/2
Kraum, Violent Cacophony 2URLegendary Creature — Zombie Horror Flying Whenever you cast your second spell each turn, put a +1/+1 counter on Kraum, Violent Cacophony and draw a card. 2/3
Sigil Captain 1GWWCreature — Rhino Soldier Whenever a creature enters the battlefield under your control, if that creature is 1/1, put two +1/+1 counters on it. 3/3
Towashi Guide-Bot 4Artifact Creature — Construct When Towashi Guide-Bot enters the battlefield, put a +1/+1 counter on target creature you control. {4}, {T}: Draw a card. This ability costs {1} less to activate for each modified creature you control. (Equipment, Auras you control, and counters are modifications.) 2/1
Rock Hydra XRRCreature — Hydra Rock Hydra enters the battlefield with X +1/+1 counters on it. For each 1 damage that would be dealt to Rock Hydra, if it has a +1/+1 counter on it, remove a +1/+1 counter from it and prevent that 1 damage. {R}: Prevent the next 1 damage that would be dealt to Rock Hydra this turn. {R}{R}{R}: Put a +1/+1 counter on Rock Hydra. Activate only during your upkeep. 0/0
Wyll, Blade of Frontiers 1RLegendary Creature — Human Warlock If you would roll one or more dice, instead roll that many dice plus one and ignore the lowest roll. Whenever you roll one or more dice, put a +1/+1 counter on Wyll, Blade of Frontiers. Choose a Background (You can have a Background as a second commander.) 1/1
Hollowhenge Huntmaster Creature — Werewolf Hexproof Other permanents you control have hexproof. At the beginning of combat on your turn, put two +1/+1 counters on each creature you control. Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.) 6/6
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