- For the multiplayer power-up, see Tension Bonus (multiplayer).
The Tension Bonus' icon on the Item Boxes containing them varies in design, though it generally features an arrow. As its name implies, when picking up the Tension Bonus, the player's Tension Gauge will be recharged by one bar, allowing usage of the Super Boost/Fire Boost.
Sonic Rush series
The Tension Bonus made its first appearance in Sonic Rush. In this game, it can be obtained from Item Boxes marked with a sparkling blue upward-pointing arrow surrounded by yellow rings. This power-up also only appears in Gameplay mode.
Sonic Rush Adventure
In Sonic Rush Adventure, the Tension Bonus can be found in Item Boxes with icons depicting a upward-pointing blue arrow and the word "UP" in their corner. This power-up also only appears in Adventure Mode.