Biomancer's Familiar 
Creature — Mutant2/2
Oracle text (EN)
Creature — Mutant
Activated abilities of creatures you control cost 
less to activate. This effect can't reduce the mana in that cost to less than one mana.
: The next time target creature adapts this turn, it adapts as though it had no +1/+1 counters on it.
Printing details
- Set
- PRNA · 158s
- Rarity
- Rare
- Language
- EN
- Artist
- Izzy
- Released
- 2019-01-25
- Prices
- €4.21 · $22.29
Price history
The trend shows with at least 7 days of history.
- Cardmarket, trend
- CardTrader, Near Mint minimum (EN)
The history starts on October 28, 2026 and grows every day.
Show the data
| Date | Cardmarket, trend | CardTrader, Near Mint minimum (EN) |
|---|---|---|
| October 30, 2026 | €4.21 | €29.99 |
| October 28, 2026 | €4.31 | €29.99 |
Prices
| Source | Non-foil | Foil |
|---|---|---|
| Cardmarket | low – trend €0.00 30-day avg – | low – trend €4.21 30-day avg €4.65 |
| CardTrader (EN) | NM from – | NM from €29.99 with Zero from €29.99 |
| CardTrader (any language) | NM from – | NM from €29.99 |
Cardmarket updated Nov 2, 2026 · CardTrader updated Nov 2, 2026
Buy and look up
Legality
- standard Not legal
- pioneer Legal
- modern Legal
- legacy Legal
- vintage Legal
- commander Legal
- pauper Not legal
- alchemy Not legal
- brawl Legal
- competitivebrawl Legal
- duel Legal
- future Not legal
- gladiator Legal
- historic Legal
- oathbreaker Legal
- oldschool Not legal
- paupercommander Not legal
- penny Legal
- predh Not legal
- premodern Not legal
- standardbrawl Not legal
- timeless Legal
- tlr Legal
Rulings
-
Biomancer’s Familiar affects only abilities of creatures you control on the battlefield. The costs of activated abilities of creature cards that work in other zones (such as cycling) won’t be reduced.
-
Activated abilities contain a colon. They’re generally written “[Cost]: [Effect].” Some keyword abilities are activated abilities and will have colons in their reminder text. Triggered abilities (starting with “when,” “whenever,” or “at”) are unaffected by the cost reduction ability of Biomancer’s Familiar.
-
An ability that has only one generic mana and some amount of other mana symbols in its activation cost will have its cost reduced by
. -
The last ability of Biomancer’s Familiar doesn’t add or remove any counters. It just lets the creature adapt despite already having +1/+1 counters on it.