Synergy

0 of 4 ach. unlocked (0%)
Frost's achievements in Synergy
NEW_ACHIEVEMENT_DESC_2_9
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Globally earn 10,000 points
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Amass 100 points within X minutes.
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But ya did anyway, huh?
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Give X ammo to another player
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Participate in a Rebel Rush event.
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Kill 1000 Enemies
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Play through HL2, EP1 & EP2 in one sitting
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NEW_ACHIEVEMENT_DESC_2_11
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Pick up a stranded friend in a vehicle.
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Kill a enemy while in the air for over a second.
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Kill 10 Enemies
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(0.0974/d/web8)