In 2013, LEGO released 4 Marvel Super Heroes Iron Man 3 sets, all of these sets have been retired. For that year, the total price of all retail sets cost $73, today those sets are valued around $268, a growth of 268%.
Most valuable 2013 LEGO Marvel Super Heroes Iron Man 3 set
76007 Iron Man Malibu Mansion Attack $93.26
Highest growth 2013 Marvel Super Heroes Iron Man 3 set
76008 Iron Man vs. The Mandarin Ultimate Showdown +181.52%
Most owned 2013 Marvel Super Heroes Iron Man 3 set
76006 Iron Man Extremis Sea Port Battle
4 sets

30168 Gun Mounting System

Theme / Subtheme Marvel Super Heroes / Iron Man 3
Year 2013
Pieces / Minifigs 17 / 1
Availability Retired
30168 LEGO Iron Man 3 Gun Mounting System
promotional
Value $88.63
Annual growth 7.1%

76006 Iron Man Extremis Sea Port Battle

Theme / Subtheme Marvel Super Heroes / Iron Man 3
Year 2013
Pieces / Minifigs 195 / 3
Availability Retired
76006 LEGO Iron Man 3 Iron Man Extremis Sea Port Battle
Retail $19.99
Value $49.95
Growth  +149.9%
Annual growth 4.6%

76007 Iron Man Malibu Mansion Attack

Theme / Subtheme Marvel Super Heroes / Iron Man 3
Year 2013
Pieces / Minifigs 364 / 5
Availability Retired
76007 LEGO Iron Man 3 Iron Man Malibu Mansion Attack
Retail $39.99
Value $93.26
Growth  +133.2%
Annual growth 8.5%

76008 Iron Man vs. The Mandarin Ultimate Showdown

Theme / Subtheme Marvel Super Heroes / Iron Man 3
Year 2013
Pieces / Minifigs 91 / 2
Availability Retired
76008 LEGO Iron Man 3 Iron Man vs. The Mandarin Ultimate Showdown
Retail $12.99
Value $36.57
Growth  +181.5%
Annual growth 4.8%