Misc Computer Games - Team Fortress 2 - The Calm Chords & Tabs

e|-----------------|
B|-----------------|
G|-2p0-2p0-2p0-2p0-| as many times as you need
D|-----------------|
A|0-------0-------0|
E|-----------------|

then

e|-----------------|
B|-----------------|
G|2~---------------| 
D|0----------------|
A|-----------------|
E|-----------------|

then

e|-----------------|
B|-----------------|
G|-----------------| as many times as you need
D|-2p0-2p0-2p0-2p0-|
A|0-------0-------0|
E|-----------------|
[ Tab from: https://www.guitartabs.cc/tabs/m/misc_computer_games/team_fortress_2_the_calm_tab.html ]
and the litle part where you use the Tremolo effect

e|------------------------------------------------|
B|------------------------------------------------|
G|--------------------------2~----2-0-------------|
D|-------------2-0~~~~~~~320~~0230--0--023~~~~~~--|
A|0---3----0230---0~~~~~~~~~~~--------------------|
E|------------------------------------------------|

Listen to the trailer to aproximate the number of times that you need to repeat 
the first and third part