It is wonderful that the virtuous king Yudhishthira should have none deadly inimical to him. As you desire him to live, either you intend to preserve your own race.
आहोस्विद् धर्मराजस्य द्वेष्टा तस्य न विद्यते। यदीच्छसि त्वं जीवन्तं कुलं रक्षसि चात्मनः॥