Unlock the following Versus stages by performing the corresponding tasks in Mission mode:
STAGE - HOW TO UNLOCK Unknown - Defeat a zone's Boss (stage 10). Unknown - Earn an "A" rank in an entire zone. Free Roam - Plant 7,000 bombs. Four Leaf - Destroy 4,000 soft blocks. Magnet EX - Get 700 packs. Quicksand EX - Complete 300 missions. Ice Rink EX - Get 30,000 experience points. Unknown - Get a Total Best Score of over 2,500,000 points. Unknown - Get a Total Best Time of under 100 seconds. Flash EX - Defeat over 7,000 enemies.