Assertion: kingpin's agent | /r/Synonym | virus x. modok's attempts
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Source sentences:
text: After an attempt to plunder the resources of the Savage Land and a battle with Ka-Zar and the Hulk, the character develops a new biological agent called Virus X. MODOK's attempts to test the agent on the homeless is prevented by the Thing, Sub-Mariner and Captain America, although the villain escapes and the Thing almost dies when exposed to the virus.