Ben 10 sacrificed himself primarily to set his Ultimates free.
Based on the provided information, Ben made the choice to sacrifice himself during a critical moment involving his Ultimates.
The Context of the Sacrifice
The situation leading to Ben's sacrifice involved his Ultimates and Gwen.
- The Ultimates' Fate: The Ultimates realized their impending doom or fate.
- Gwen's Action: Gwen was prepared to destroy the Ultimates.
- Ben's Intervention: Just as Gwen was about to act, Ben ordered her to stop.
The Reason Behind the Sacrifice
The key motivation for Ben's action is explicitly stated:
- He willingly wants to sacrifice himself for a specific purpose.
- That purpose is so he can set his Ultimates free.
This indicates that Ben chose his own sacrifice as a means to liberate his Ultimates from whatever fate or constraint they faced. His decision was a deliberate and voluntary act aimed at their freedom.
Key Points
- Voluntary Act: Ben willingly chose this path.
- Purposeful: The sacrifice had a clear goal: to set his Ultimates free.
- Alternative Avoided: Ben's action prevented Gwen from destroying the Ultimates.
In summary, Ben 10's sacrifice, according to the reference, was a conscious decision driven by his desire to grant freedom to his Ultimates, intervening to stop their destruction by Gwen.