Unreal is the strongest prefix for Lava Rocket — +15% damage, +10% speed, +10% crit, +15% knockback (ranged only).
Lava Rocket deals 40 base damage. Use the DPS calculator to see expected damage per second with prefixes and crit applied.
Lava Rocket is used as an ingredient in 1 recipe. See the "Used to craft" section above for the full list.