The blue one- Complete the "Counter C4 III" challenge - Kill 20 enemies by shooting C4 The red one- Complete the "Counter Claymore III" challenge - Kill 20 enemies by shooting a claymore
There is two: The blue one- Complete the "Counter C4 III" challenge - Kill 20 enemies by shooting C4The red one- Complete the "Counter Claymore III" challenge - Kill 20 enemies by shooting a claymore