*Added 2 player characters and corresponding Yoshi spellcards.
*Added super mushrooms as a collectible item.
*Altered some attack patterns, most prominently the Catfish's 1st attack.
*Collisions with Bricks and ? Blocks will no longer kill the player.
*Fixed an issue with Youmu's bomb on Stage 2.
*Balanced the existing player characters. Youmu now has 2 bombs to start while Sakuya starts with 4. The others both start with 3. Additional minor changes were made to shot power.