Super Mario World/Enemies/Thwomp

Thwomps are rectangular anthropomorphic stones that bounce up and down every once in a while (often every other second). They appear only in castles and fortresses. The best way to get past them is to simply dodge them.

Resistance to attacks

• Normal Jump: Mario/Luigi is harmed.
• Spin Jump: No effect.
• Jump with Yoshi: Yoshi is not allowed in castles or fortresses.
• Fireballs: No effect.
• Yoshi's Tongue: See "Jump with Yoshi".
• Yoshi's Fireballs: See "Jump with Yoshi".
• Sliding down a hill: Impossible, because there are no hills in castles or fortresses in the game, other than escalators, which only move upward.

Locations

All castles and fortresses, including Bowser's Castle.