Cheapest priced copy (Jumpstart 2022): $0.35 at Card Kingdom, near mint, their price list as of .
Titanic Brawl 
Instant · Common · Ravnica Allegiance · #146
This spell costs {1} less to cast if it targets a creature you control with a +1/+1 counter on it.
Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
3 printings · $0.35 to $0.79 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Jumpstart 2022 | 735 | Common | $0.35 | — |
| Ravnica Allegiance | 146 | Common | $0.35 | $0.79 |
| Ravnica Remastered | 158 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 25 January 2019If either target is an illegal target as Titanic Brawl resolves, neither creature will deal or be dealt damage.