Cheapest priced copy (Doctor Who): $0.49 at Card Kingdom, near mint, their price list as of .
Strax, Sontaran Nurse 
Legendary Creature — Alien Cleric · 5/5 · Rare · Doctor Who · #444
Vigilance, trample
Grenades! — {2}, {T}, Sacrifice an artifact: Choose a player at random. When you do, Strax fights another target creature that player controls.
Glory of Battle — Whenever Strax deals damage to a creature, put a +1/+1 counter on Strax.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
4 printings · $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Doctor Who | 160 | Rare | $0.49 | $0.49 |
| Doctor Who | 444 | Rare | $0.49 | $0.49 |
| Doctor Who | 765 | Rare | — | $0.49 |
| Doctor Who | 1035 | Rare | — | $0.49 |
2 rulings from Wizards of the Coast
- 13 October 2023The player is chosen at random, but Strax's controller gets to choose which of their creatures it fights.
- 13 October 2023If Strax is dealt damage equal to its toughness while fighting, it will die before the +1/+1 counter from its last ability can save it.