Megabonk achievements

Defeat a Stage Boss with less than 10% HP left

Defeat a Stage Boss without picking up any items, powerups or using shrines.

Kill 7 500 enemies using Rockets

Complete 10 Challenges

Upgrade Attraction Tome to Level 8

Kill 100 cactus enemies with Thorns damage

Survive the Final Swarm for 6 minutes

5% chance to find upon breaking a Tumbleweed on Desert Stage 2

Obtain 3 Leeching Crystal in a run

Kill 10 000 enemies as Birdo

Charge every Charge Shrine on a Tier 3 run across all 3 stages without leaving the charge zone

Reach Level 50 as Vlad