Taken from the interwebs Getting the rank 2 card for killing enemies specific enemies makes the glimmer consumables more effective towards that enemy Rank 2 card for a planet (5000 kills) will give extra drops from material nodes. Rank 1 strike mission card (50 strikes) will give the effect of "Cloaks, marks, and bonds can now drop for completing any Strike." Rank 1 card for crucible wins in a gametype (25 wins) gives the effect "Cloaks, marks, and bonds can now drop in this Playlist. Tournament Tickets also become more common." Rank 1 for VIP kills in patrols (50 VIP kills) gives the effect "Additional resources are now granted for completing City tasks in any destination." Rank 2 for Primary Weapons (5000 kills) will increase xp gain across all characters for that weapon type (e.g. 5k scout rifle kills gets you more scout rifle xp on all characters) Rank 2 for Special Weapons (2500 kills) will increase xp gain across all characters for that weapon type Rank 2 for Heavy Weapons (500 kills) will increase xp gain across all characters for that weapon type I'm sure there are more I don't know about, and the bonuses only show if you have progress towards the card. (For example, you can't see that scout rifle kills give a bonus until you get at least 1 kill with them) Share anymore you find here! - If you look at the companion app under the advisors section you can see the Nearest bonuses