Cheapest priced copy (Commander 2020): $0.99 at Card Kingdom, near mint, their price list as of .
Cryptic Trilobite 
Creature — Trilobite · 0/0 · Rare · Commander 2020 · #21
This creature enters with X +1/+1 counters on it.
Remove a +1/+1 counter from this creature: Add {C}{C}. Spend this mana only to activate abilities.
{1}, {T}: Put a +1/+1 counter on this creature.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Commander 2020 | 21 | Rare | $0.99 | — |
3 rulings from Wizards of the Coast
- 17 April 2020You can spend the two colorless mana produced by Cryptic Trilobite on two different activated abilities.
- 17 April 2020A mana cost of {X}{X} means that you pay twice X. If you want X to be 3, you pay {6} to cast Cryptic Trilobite.
- 17 April 2020Activated abilities contain a colon, such as Cryptic Trilobite’s activated mana ability and its last activated ability. They’re generally written “[Cost]: [Effect].” Some keyword abilities are activated abilities (such as cycling) and will have colons in their reminder text.